in a pair

基本解釋

Invest in a pair of nose hairs trimmers or tweezers and make sure you always keep those puppies where they should be - in your nose!
買一副鼻毛修剪器或者小鑷子可以確保讓你的“小寵物”呆在屬于它自己的地方——你的鼻子里。
In a pair of two-week voyages, underwater robots will take three-dimensional sonar and video images of the bow, stern and debris field from the wreck.
在為期兩周的科考活動中，水下機(jī)器人將用三維聲納設(shè)備和視頻圖像設(shè)備對殘骸船體和殘骸區(qū)域的碎片進(jìn)行探測。
But when they are off key or sing at the wrong pitch, the device will exaggerate their mistake so that they can hear it in a pair of earphones they are wearing.
但是，當(dāng)他們跑調(diào)或唱錯音高時，這個設(shè)備就會放大他們的錯誤，這樣他們就能從自己戴著的耳機(jī)中聽到了。

Then the old man and woman held the rain babies in the palms of their hands or they rocked them to sleep in a pair of wooden shoes.
At every instant, it's got a location given by the vector R; R itself is contained in a pair of numbers, x and y, and they vary with time.
在每一個瞬時,它的位置由位矢 R 給出,R 本身包含了一對坐標(biāo)值 x 和 y,并且它們都隨著時間的變化而變化
耶魯公開課 - 基礎(chǔ)物理課程節(jié)選
So in terms of nitrogen that starts off with a valence number of 5, again we have 2 lone pair electrons in the nitrogen, and again, we have 6 electrons that are shared.
對于氮來說,我們應(yīng)該從五個價電子開始，同樣，氮也有兩個孤對電子，共用電子的個數(shù)也一樣，是六個。
麻省理工公開課 - 化學(xué)原理課程節(jié)選

Now dress a synfuel subsidy in a pair of overalls and you have something irresistible to a politician.
FORBES